{
 "schemaVersion": "1.0.0",
 "constitutionVersion": "1.0.0",
 "createdAt": "2026-08-12T00:00:00Z",
 "description": "Append-only Evidence Passport records. Old revisions are immutable; corrections create a new revision and preserve the previous permalink.",
 "entity": {
  "type": "project",
  "id": "wiesbaden-smart-city-2030",
  "title": "Smart City 2030 — Wiesbaden Goes Smart",
  "canonicalUrl": "https://1001smartcities.org/projects/wiesbaden-smart-city-2030/"
 },
 "currentRevisionId": "2026-08-27-source-dating",
 "revisions": [
  {
   "id": "2026-08-27-claims-and-sources",
   "createdAt": "2026-08-27T03:18:08Z",
   "effectiveAt": "2026-08-27",
   "changeType": "baseline",
   "summary": "Created the first structured Evidence Passport with 5 claims and 4 source dossiers.",
   "preparedBy": {
    "type": "automation",
    "label": "AI-assisted evidence preparation",
    "humanApproved": false
   },
   "review": {
    "status": "unreviewed",
    "by": null,
    "date": null,
    "note": "Awaiting operator and domain-expert review; publication of this revision implies neither."
   },
   "changes": [
    {
     "operation": "add",
     "path": "/evidencePassport",
     "summary": "Added claim-level evidence mapping and source dossiers."
    },
    {
     "operation": "add",
     "path": "/revisionHistory",
     "summary": "Established a permanent, hash-addressed baseline revision."
    }
   ],
   "snapshotHash": "sha256:a48fda9308f1c43cf9a9ce55da90e7fc32c77ea0757f2ea0ae0b2920bf4a638d",
   "snapshot": {
    "asOf": "2026-08-27",
    "projectFingerprint": "sha256:19d3bb996d3b3c2c39f6de4d01d852fb20ed831fbaa9b51e9e0e513446a77e3b",
    "assurance": {
     "status": "unreviewed",
     "scope": "evidence-passport-revision",
     "statement": "AI-assisted structural preparation. This revision has not been reviewed by a human or subject-matter expert.",
     "machineChecks": [
      "schema",
      "publication-diff-contract",
      "material-project-fingerprint",
      "claim-text-drift",
      "source-reference-resolution",
      "complete-source-dossier",
      "snapshot-hash"
     ]
    },
    "projectState": {
     "status": "live",
     "outcome": "ongoing",
     "evidenceGrade": "official",
     "timeline": {
      "started": 2021,
      "ended": null
     }
    },
    "governance": {
     "operator": "Landeshauptstadt Wiesbaden — Referat Smart City",
     "actorTypes": [
      "city-government"
     ],
     "fundingModel": "grant",
     "fundingDescription": "Hesse state funding (€2.25M + €1.74M)",
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-3f0e907e17eedf22",
      "field": "snippet",
      "text": "Wiesbaden's citizen-centred smart city programme: 2021-2023 stakeholder workshops shaped a holistic digitalisation strategy and a permanent Smart City unit (Referat Smart City) in the city administration",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-1181f02f71028e2b",
       "src-ba278f0ace5a7420"
      ],
      "supportNote": "The city's Smart City page describes the programme, the participation process and the Referat Smart City; the Hessian ministry's 2021 release announces the funding that started it.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-02d7b80c4380ba33",
      "field": "impact",
      "text": "EUR2.25m in state funding secured in 2021",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-ba278f0ace5a7420"
      ],
      "supportNote": "The Hessian digital ministry's release of 26 July 2021 announces EUR 2.25 million of state funding for Wiesbaden's smart city project.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-56e45b500dbac0ad",
      "field": "impact",
      "text": "a 2021-2023 citizen participation process fed directly into implemented Smart City projects, including a city digital twin",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-1181f02f71028e2b",
       "src-1dda39cf3deba289"
      ],
      "supportNote": "The city's own page describes the participation process and the projects that followed; the state's best-practice database carries the same programme.",
      "caveat": "The city's own account of its own process; no source measures what changed for residents.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-daf59aaa64192ff6",
      "field": "impact",
      "text": "A further EUR1.74m of state funding followed in July 2025 for AI-focused use cases",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-bcf811f25c6532b7"
      ],
      "supportNote": "The city's press release of 3 July 2025 announces a further EUR 1.74 million of state funding, directed at AI use cases.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-7f27766cf2f359ee",
      "field": "lesson",
      "text": "both tranches come from the state of Hesse, not the city budget",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-ba278f0ace5a7420",
       "src-bcf811f25c6532b7"
      ],
      "supportNote": "The 2021 award is announced by the Hessian digital ministry and the 2025 one by the city as a state funding decision.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-ba278f0ace5a7420",
      "title": "digitales.hessen.de – EUR2.25m funding (authority)",
      "url": "https://digitales.hessen.de/presse/pressearchiv/wiesbaden-erhaelt-225-mio-euro-landesfoerderung-fuer-smart-city-projekt",
      "publisher": {
       "name": null,
       "domain": "digitales.hessen.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-3f0e907e17eedf22",
       "clm-02d7b80c4380ba33",
       "clm-7f27766cf2f359ee"
      ],
      "temporal": {
       "publishedAt": "2021-07-26",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-09-01",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Hessian Digital Ministry press release announcing the EUR2.25m 'Starke Heimat Hessen' grant (July 2021).",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-1181f02f71028e2b",
      "title": "Landeshauptstadt Wiesbaden – Smart City (authority)",
      "url": "https://www.wiesbaden.de/rathaus/smart-city/",
      "publisher": {
       "name": null,
       "domain": "wiesbaden.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-3f0e907e17eedf22",
       "clm-56e45b500dbac0ad"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-09-01",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Official city page for the Smart City programme and Referat Smart City.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-bcf811f25c6532b7",
      "title": "Landeshauptstadt Wiesbaden – EUR1.74m follow-on funding (authority)",
      "url": "https://www.wiesbaden.de/pressemitteilungen/pressereferat/2025/juli/250703-Foerderbescheid-Smart-City",
      "publisher": {
       "name": null,
       "domain": "wiesbaden.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-daf59aaa64192ff6",
       "clm-7f27766cf2f359ee"
      ],
      "temporal": {
       "publishedAt": "2025-07-03",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-09-01",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "July 2025 city press release: further EUR1.74m state funding for AI use cases; confirms programme still live.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-1dda39cf3deba289",
      "title": "Smarte Region Hessen – Best Practice (reference)",
      "url": "https://www.smarte-region-hessen.de/best-practice-datenbank",
      "publisher": {
       "name": null,
       "domain": "smarte-region-hessen.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-56e45b500dbac0ad"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-09-01",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Entry in the State of Hesse's best-practice database (German).",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 5,
     "claimsMapped": 5,
     "sourcesTotal": 4,
     "sourcesUsedByClaims": 4,
     "sourcesWithPublicationDate": 2,
     "sourcesWithArchive": 0,
     "sourcesWithExactLocator": 0,
     "sourcesWithContentHash": 0
    },
    "limits": [
     "Publisher names and source languages have not yet been classified; domains are recorded without guessing.",
     "Existing source notes are descriptive locators, not page- or paragraph-exact citations.",
     "A missing archive, publication date or content hash is shown as null rather than inferred.",
     "The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim."
    ]
   }
  },
  {
   "id": "2026-08-27-source-dating",
   "createdAt": "2026-08-27T13:37:00Z",
   "effectiveAt": "2026-08-27",
   "changeType": "correction",
   "summary": "Every source on this entry now carries a date key: a publication date where the publisher states one, otherwise an explicit null with the reason on the record.",
   "preparedBy": {
    "type": "automation",
    "label": "AI-assisted evidence preparation",
    "humanApproved": false
   },
   "review": {
    "status": "unreviewed",
    "by": null,
    "date": null,
    "note": "Awaiting operator and domain-expert review; publication of this revision implies neither."
   },
   "changes": [
    {
     "operation": "replace",
     "path": "/snapshot/projectFingerprint",
     "summary": "Updated projectFingerprint to the current sourced project record."
    },
    {
     "operation": "replace",
     "path": "/snapshot/sources",
     "summary": "Updated sources to the current sourced project record."
    }
   ],
   "snapshotHash": "sha256:e295f87efe6d7f0573dcd531d83d4e244ce1cf21bbea70b5973275d0cb1f741f",
   "snapshot": {
    "asOf": "2026-08-27",
    "projectFingerprint": "sha256:ef9b1dd4f8c7f2154d3123bedff28898dfcc11fc5794c24a9b7e46993226c77d",
    "assurance": {
     "status": "unreviewed",
     "scope": "evidence-passport-revision",
     "statement": "AI-assisted structural preparation. This revision has not been reviewed by a human or subject-matter expert.",
     "machineChecks": [
      "schema",
      "publication-diff-contract",
      "material-project-fingerprint",
      "claim-text-drift",
      "source-reference-resolution",
      "complete-source-dossier",
      "snapshot-hash"
     ]
    },
    "projectState": {
     "status": "live",
     "outcome": "ongoing",
     "evidenceGrade": "official",
     "timeline": {
      "started": 2021,
      "ended": null
     }
    },
    "governance": {
     "operator": "Landeshauptstadt Wiesbaden — Referat Smart City",
     "actorTypes": [
      "city-government"
     ],
     "fundingModel": "grant",
     "fundingDescription": "Hesse state funding (€2.25M + €1.74M)",
     "cost": null,
     "ownership": null,
     "decisionRights": null,
     "exitConditions": null
    },
    "claims": [
     {
      "id": "clm-3f0e907e17eedf22",
      "field": "snippet",
      "text": "Wiesbaden's citizen-centred smart city programme: 2021-2023 stakeholder workshops shaped a holistic digitalisation strategy and a permanent Smart City unit (Referat Smart City) in the city administration",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-1181f02f71028e2b",
       "src-ba278f0ace5a7420"
      ],
      "supportNote": "The city's Smart City page describes the programme, the participation process and the Referat Smart City; the Hessian ministry's 2021 release announces the funding that started it.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-02d7b80c4380ba33",
      "field": "impact",
      "text": "EUR2.25m in state funding secured in 2021",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-ba278f0ace5a7420"
      ],
      "supportNote": "The Hessian digital ministry's release of 26 July 2021 announces EUR 2.25 million of state funding for Wiesbaden's smart city project.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-56e45b500dbac0ad",
      "field": "impact",
      "text": "a 2021-2023 citizen participation process fed directly into implemented Smart City projects, including a city digital twin",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-1181f02f71028e2b",
       "src-1dda39cf3deba289"
      ],
      "supportNote": "The city's own page describes the participation process and the projects that followed; the state's best-practice database carries the same programme.",
      "caveat": "The city's own account of its own process; no source measures what changed for residents.",
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-daf59aaa64192ff6",
      "field": "impact",
      "text": "A further EUR1.74m of state funding followed in July 2025 for AI-focused use cases",
      "statementKind": "quantitative",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-bcf811f25c6532b7"
      ],
      "supportNote": "The city's press release of 3 July 2025 announces a further EUR 1.74 million of state funding, directed at AI use cases.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     },
     {
      "id": "clm-7f27766cf2f359ee",
      "field": "lesson",
      "text": "both tranches come from the state of Hesse, not the city budget",
      "statementKind": "descriptive",
      "textMode": "verbatim-from-project-record",
      "mappingStatus": "mapped",
      "sourceRefs": [
       "src-ba278f0ace5a7420",
       "src-bcf811f25c6532b7"
      ],
      "supportNote": "The 2021 award is announced by the Hessian digital ministry and the 2025 one by the city as a state funding decision.",
      "caveat": null,
      "interpretation": {
       "added": false,
       "interpolation": false,
       "note": "The passport copies the published claim and its recorded source mapping without adding a conclusion."
      }
     }
    ],
    "sources": [
     {
      "id": "src-ba278f0ace5a7420",
      "title": "digitales.hessen.de – EUR2.25m funding (authority)",
      "url": "https://digitales.hessen.de/presse/pressearchiv/wiesbaden-erhaelt-225-mio-euro-landesfoerderung-fuer-smart-city-projekt",
      "publisher": {
       "name": null,
       "domain": "digitales.hessen.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-3f0e907e17eedf22",
       "clm-02d7b80c4380ba33",
       "clm-7f27766cf2f359ee"
      ],
      "temporal": {
       "publishedAt": "2021-07-26",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-08-27",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Hessian Digital Ministry press release announcing the EUR2.25m 'Starke Heimat Hessen' grant (July 2021).",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-1181f02f71028e2b",
      "title": "Landeshauptstadt Wiesbaden – Smart City (authority)",
      "url": "https://www.wiesbaden.de/rathaus/smart-city/",
      "publisher": {
       "name": null,
       "domain": "wiesbaden.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-3f0e907e17eedf22",
       "clm-56e45b500dbac0ad"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-08-27",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Official city page for the Smart City programme and Referat Smart City. The page states no publication date.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-bcf811f25c6532b7",
      "title": "Landeshauptstadt Wiesbaden – EUR1.74m follow-on funding (authority)",
      "url": "https://www.wiesbaden.de/pressemitteilungen/pressereferat/2025/juli/250703-Foerderbescheid-Smart-City",
      "publisher": {
       "name": null,
       "domain": "wiesbaden.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-daf59aaa64192ff6",
       "clm-7f27766cf2f359ee"
      ],
      "temporal": {
       "publishedAt": "2025-07-03",
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-08-27",
       "retrievedAt": null,
       "status": "publication-and-record-dates-recorded"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "July 2025 city press release: further EUR1.74m state funding for AI use cases; confirms programme still live.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     },
     {
      "id": "src-1dda39cf3deba289",
      "title": "Smarte Region Hessen – Best Practice (reference)",
      "url": "https://www.smarte-region-hessen.de/best-practice-datenbank",
      "publisher": {
       "name": null,
       "domain": "smarte-region-hessen.de",
       "classification": "not-classified"
      },
      "sourceType": "web-page",
      "language": "und",
      "role": "claim-evidence",
      "claimRefs": [
       "clm-56e45b500dbac0ad"
      ],
      "temporal": {
       "publishedAt": null,
       "updatedAt": null,
       "sourceCheckedAt": null,
       "recordLastVerifiedAt": "2026-08-27",
       "dossierCreatedAt": "2026-08-27",
       "retrievedAt": null,
       "status": "record-date-only"
      },
      "locator": {
       "type": "descriptive-source-note",
       "value": "Entry in the State of Hesse's best-practice database (German). The page states no publication date.",
       "exact": false
      },
      "preservation": {
       "archiveUrl": null,
       "archivedAt": null,
       "contentHash": null,
       "status": "not-captured"
      }
     }
    ],
    "coverage": {
     "claimsTotal": 5,
     "claimsMapped": 5,
     "sourcesTotal": 4,
     "sourcesUsedByClaims": 4,
     "sourcesWithPublicationDate": 2,
     "sourcesWithArchive": 0,
     "sourcesWithExactLocator": 0,
     "sourcesWithContentHash": 0
    },
    "limits": [
     "Publisher names and source languages have not yet been classified; domains are recorded without guessing.",
     "Existing source notes are descriptive locators, not page- or paragraph-exact citations.",
     "A missing archive, publication date or content hash is shown as null rather than inferred.",
     "The project-level evidence grade ranks the strongest source in the entry; it is not a truth score for every claim."
    ]
   }
  }
 ]
}